Finding the Fourth Proportional to 1,043,409.08, 1,566,702.84 and 992,030.11
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Solution
The fourth proportional to 1,043,409.08, 1,566,702.84 and 992,030.11 is: 1,489,556.13
Step by Step Solution
- Step 1: Write the proportion equation
1,043,409.08 : 1,566,702.84 = 992,030.11 : x - Step 2: Convert to fraction form
1,043,409.08/1,566,702.84 = 992,030.11/x - Step 3: Cross multiply
1,043,409.08x = 1,566,702.84 × 992,030.11 - Step 4: Simplify right side
1,043,409.08x = 1,554,216,390,702.51 - Step 5: Solve for x
x = 1,554,216,390,702.51/1,043,409.08 - Step 6: Final answer
x = 1,489,556.13
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.